Question
P6.AP.TL.17090818-A1
The figure is not drawn to scale. Two balls, Q and R, turn and move along the line ST in opposite directions. The radius of Q is 10 m. The ratio of the diameter of Ball Q to that of Ball R is 7 : 4. If Ball Q turns 6 rounds and Ball R turns 4 rounds, how far apart are the centres of the balls? (Take π = 3.14)
4 m
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STUDENT

Primary 6 AREA PERIMETER P6.AP.TL.17090818

01 Jun 2024, 06:09 PM

The figure is not drawn to scale. Two balls, Q and R, turn and move along the line ST in opposite directions. The radius of Q is 10 m. The ratio of the diameter of Ball Q to that of Ball R is 7 : 4. If Ball Q turns 6 rounds and Ball R turns 4 rounds, how far apart are the centres of the balls? (Take π = 3.14)
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